Statistical mechanics, phase transitions, percolation, optimization, diffusion in random systems,
statistical properties of polymer chains, physics of disordered systems and fractals, chemical reactions,
statistical physics of biological and medical systems, granular media, traffic flow,
atmospheric physics,earthquakes, econophysics, epidemics and immunization strategies,
complex networks, networks of networks, climate networks.
Over 800 papers (2018), H-index 97, 95 papers with more than 100 citations, more than 4000 citations per year
Over 300 plenary and invited talks at international conferences.
(ISI). H-index 122, 150 papers with more than 100 citations, more than 6000 citations per year (Google Scholar)Ranked second in the country (2017) for citations, among the scientists in Israeli institutions.